Research Article

Multiple Depth DB Tables Indexing on the Sphere

Table 1

Relevant parameters for the HTM and HEALPix sphere pixelization.

HTMHEALPix

: (where )
ID range:
Max :
Max res. ( ):   ( )

(depth): ;   (order resolution parameter): For HTM the maximum resolution is derived from the trixel minimum side, for HEALPix assuming a square-pixel equivalent area.